Bay Scallop (Argopecten irradians) Spat

Most adult animals have one mottled gray-brown shell and one white
shell, while the orange variety is less abundant. Other color
varieties such as yellow, white, or black are more common in
juvenile bay scallops, or "spat".

Image Credit: FWC

FWC Facts:Research on the compound eyes of horseshoe crabs has led to a better understanding of the human visual system.